Katana: Ryosanshi Masamine (Living National Treasure)

Ordering number : 18146

Katana in Shirasaya

Signature : Ryosanshi Masamine (Living National Treasure)
Kinoe Tora Nen 2 Gatsu Hi (February 1974)

Sayagaki: The copy of Bizen Fukuoka Ichimonji
Blade length is 76.6cm.
Written by Masamine at the Sanryutei.

(We divide 4 sections for each sword as Saijyo saku, Jyojyo saku
Jyo saku and regular saku)
This blade belongs to Saijyo saku ranking.

The blade was polished.
Blade length : 76.6 cm or 30.15 inches.
Sori : 3.0 cm or 1.18 inches.
Mekugi : 1
Width at the hamachi :3.37 cm or 1.32 inches.
Width at the Kissaki : 2.51 cm or 0.98 inches.
Kasane : 0.72 cm or 0.28 inches.
Era : Showa period. 1974
Shape : Wide and thick Katana with large Sori.
There are Bo-Hi and Soe-Hi on both side of the blade.
Jitetsu :Itame Hada well grained with Jinie attach.
The Jigane is clear.
Hamon : Nie Deki, Gunome Midare with thick Nioikuchi.
In Ha, there are Sunagashi. Boshi is sharp end.

Special feature : Sumitani Masamine, born Sumitani Yoichiro in 1921 was a swordsmith in Ishikawa pref.
Major in mechanical engineering and graduated from Ritsumeikan university in Kyoto,
he entered the researce institute of Japanese sword on the campus in 1941
and learned under Sakurai Masayuki, the Second son of a famous swordsmith Sakurai Masatsugu.
After that he moved to Onomichi city in Hiroshima pref.
And learned forging and polishing sword at Kokoku Nihonto Tanren-Jo with his sworn brother Yokota Masamitsu.
In the postwar Japan, Masamine set up his own smithy named Sanryutei in 1956 and studied Bizen-den.
He forged special swords to dedicate the Ise-jingu shrine in 1964, 1966, 1969 and 1989.
He became a Mukansa-tosho and a judge of the annual sword-making competition held by NBTHK in 1966.
In pursuit of Bizen-den, he completed especially choji-midare hamon called Sumitani-Choji.
He also studied old iron manufacturing in Kamakura period and reproduced classical texture of jitetsu.
Masamine was designated one of a preservers of Important Intangible Cultural Assets,
popularly known as Living National Treasures in 1981.
He passed away in 1998.
This sword remind us Kamakura period Ichiminji.
The blade is wonderful shape ikubi kissaki Ichimonji srtle.
Jigane was made his own tamahagane in his own factory.
Hamon is excellent gunome cyoji midare.
We recommend this human national treasure sword.
Gurantee signature.

From Aoi Art: This sword remind us Kamakura period Fukuooka Ichiminji.
The blade is wonderful shape ikubi kissaki Ichimonji style.
Jigane was made his own tamahagane in his own factory.
Hamon is excellent gunome cyoji midare.
We recommend this Living national treasure sword for you.

Aoi Art estimation paper : whole Oshigata.

Price : 2,500,000 JPY-. (including the shipping fee)

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